It is considered a classic oval cut diamond if its length to width ratio is 1 50 or in the approximate range of 1 36 1 60.
Best oval diamond proportions.
The oval is considered a fancy shape.
To recap here are my recommended guidelines for buying an oval cut diamond.
This range makes the outline stretched out enough to be different from a round cut.
The oval cut diamond.
G or better clarity.
62 to 66 polish symmetry.
54 to 58 depth.
Consequently all of the diamonds listed above have proportions within our preferred range.
The oval cut diamond is listed by both blue nile and ritani at different prices.
For example an oval cut like this 1 01 carat diamond looks quite large in its yellow gold halo setting a 1 carat round diamond in a similar setting would look.
Depth and bow tie effect on a 2 22 carat e si1 oval cut diamond.
Similar to other fancy diamond shapes preferences of an oval cut diamond also vary by length to width ratios of the cut.
Within a range of 1 30 to 1 35.
Choosing between four 0 70 carat g si1 oval cut diamonds diamond query.
The agsl does not publish the proportions criteria for oval brilliant cut diamonds thus i can not provide you with the agsl parameters describing the ideal proportions for oval cut diamonds however when i was the diamond buyer for nice ice i used to use the proportions chart created by gemologist david atlas formerly of accredited gem.
The elongated design makes it appear larger than other shapes of the same carat weight.
Very good or excellent length to width ratio.
The supplier for the oval cut diamond states that the crown height is 15 5 which puts it in the range of aga 1b premium cut.
Eye cleanliness and best cut proportions in james allen and blue nile oval cut diamonds diamond query.